Truefire – Dweezil Zappa's Dweezology – Fretboard Freedom (2015)
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The pentatonic box is the guitarist's proverbial “blessing and curse.” For guitar players, the initial discovery of the box parallels Edison's eureka moment with the light bulb. The visual mapping of the pentatonic box on the fretboard is as easy to follow as painting with numbers. Beautifully symmetrical and quickly transposable to any key, the box single handedly catapults the vast majority of players into ‘lead' guitarists.